6. To establish a lath in average situation to tighten an adjusting stopper the moment of 11 Nanometers. Then to unscrew a stopper 43 on 50–70 degrees. To check the friction moment on a shaft gear wheel which should be equal 1,2 Nanometers.

7. To screw a lock-nut 44 and to tighten it for fixing of an adjusting stopper 43.

8. To tighten a lock-nut of an adjusting stopper the moment of 70 Nanometers.